About the Authors

Vyjeyanthi S. Periyakoil

periyakoil@stanford.edu

Affiliations Stanford University School of Medicine, Palo Alto, California, United States of America, Veterans Affairs (VA) Palo Alto Health Care System, Palo Alto, California, United States of America

Eric Neri

Affiliation Stanford University School of Medicine, Palo Alto, California, United States of America

Ann Fong

Affiliation Stanford Hospital and Clinics, Palo Alto, California, United States of America

Helena Kraemer

Affiliation Stanford University School of Medicine, Palo Alto, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VSP AF. Performed the experiments: VSP AF. Analyzed the data: VSP EN HCK. Wrote the paper: VSP HCK.